title: Biodegradable polymers from organic acids by using activated sludge enriched by aerobic periodic feeding.
mesh_terms: D019342:Acetic Acid / Q000378:metabolism; D000143:Acids / Q000378:metabolism; D001420:Bacteria, Aerobic / Q000254:growth & development* / Q000378:metabolism*; D001673:Biodegradation, Environmental; D019149:Bioreactors / Q000382:microbiology*; D002264:Carboxylic Acids / Q000378:metabolism*; D019344:Lactic Acid / Q000378:metabolism; D009930:Organic Chemicals / Q000378:metabolism; D010101:Oxygen Consumption / Q000502:physiology; D010507:Periodicity; D011091:Polyesters / Q000378:metabolism*; D011108:Polymers / Q000302:isolation & purification / Q000378:metabolism; D011422:Propionates; D012722:Sewage / Q000382:microbiology*
chemical_list: D000143:Acids; D002264:Carboxylic Acids; D009930:Organic Chemicals; D011091:Polyesters; D011108:Polymers; D011422:Propionates; D012722:Sewage; D019344:Lactic Acid; C029658:propionic acid; D019342:Acetic Acid